//
//  CalulateManager.h
//  runtime
//
//  Created by dihuijun on 17/4/14.
//  Copyright © 2017年 Cycle. All rights reserved.
//

#import <Foundation/Foundation.h>

@interface CalulateManager : NSObject
/**   计算的结果   */
@property (nonatomic, assign) double result;




/**  初始化 */
+ (instancetype)sharedCalulateManager;


/**  加法  add*/
- (__kindof CalulateManager *(^)(double))add;

/**  减法  sub*/
- (__kindof CalulateManager *(^)(double))sub;
/**  乘法  mult*/
- (__kindof CalulateManager *(^)(double))mult;
/**  除法  divs*/
- (__kindof CalulateManager *(^)(double))divs;
@end
